MyFlyDream AAT Manual Download Page 27

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Appendix B: Connection Diagram of Some
Common GPS Modules



LS20033

PIN#

Name

Description

VCC

3.3V Power input

GND

Ground

Data output (TTL level)

VBackup

Backup battery supply voltage



Connection Diagram

CAUTION: GPS PIN#1 and PIN#6 MUST be connected to +3.3V. This GPS doesn’t

work without PIN#6 connecting to VCC.



Current Consume: < 70ma

Summary of Contents for AAT

Page 1: ...MyFlyDream Automatic Antenna Tracker Manual V2 0 www MyFlyDream com ...

Page 2: ...depend on a number of factors A strong electromagnetic interference bad GPS status and other reasons may cause a bad tracking result Please consider the risk and take it yourself Any loss caused by the tracker system is not our responsibility We reserve the right to continuously improve the product performance so this document is not necessarily in full compliance with the tracker you purchase The...

Page 3: ...to obtain the plane position information After comparing with the original coordinates it gets the current plane azimuth distance and height etc relative to the tracker Then the AATDriver transmits the information to the tracker that drives the internal servo to make the directional antenna aimed at the plane position 3 Specifications With a built in high quality electrical slip ring MFD AAT has t...

Page 4: ... Communication baud rate 1200bps Virtual GPS AATDriver can virtualize itself as a bluetooth GPS module It outputs the location information of the plane with GPGGA and GPRMC command 4 Connection and Commissioning 1 Connecting TeleFlyOSD Introduction to TeleFlyOSD 部件序号名称 1 Extension board port 2 OSD video signal port 3 UP button ...

Page 5: ...V power supply or 120ma 8V power supply Please regard that your GPS current consumption should not exceed the limit Connecting TeleFlyOSD The TeleFlyOSD can either use a separate GPS or share a GPS with other OSD Please refer to Connection Diagram A if a separate GPS is used In this configuration the TeleFlyOSD powers the GPS In the diagram the operating voltage of GPS is assumed as 3 3V If your G...

Page 6: ...configuration the GPS and other OSD connect as usual for power supply See Chapter 7 OSD Functions for specific OSD functions of TeleFlyOSD ...

Page 7: ... Connection Diagram A power the GPS by TeleFlyOSD ...

Page 8: ... Connection Diagram B share GPS with other OSD ...

Page 9: ...ted DIP switch in the figure has an ON mark above There may be four different baudrates combinations via setting of this switch DIP Status 1 2 Communication Bardrate bps OFF OFF 115200 OFF ON 38400 Default ON OFF 57600 ON ON 9600 Power on after checking correct connection The TeleFlyOSD LED will turn on After a few seconds if the TeleFlyOSD communicates with the GPS normally the LED will blink at ...

Page 10: ...d the tracker in hand to test it to avoid damage to the device Three cables lead from the tracker black 5 5mm power plug yellow video plug and white audio plug Connect the three cables to the corresponding jacks on the image transmission receiver Please note that the 5 5mm power plug is directly connected to the power supply of the AATDriver For example if the power supply voltage for the AATDrive...

Page 11: ...st 30 3 180 South 0 4 270 West 60 5 Quit test mode Quit test mode It is recommended to conduct the above system test once before flight to ensure the tracker and driver hardware and software work properly But remember to exit test mode before taking off or the tracker will not start to track Power on the TeleFlyOSD and image transmission transmitter The red LED on the TeleFlyOSD should start to bl...

Page 12: ...s the take off direction while it is in the standby mode to ensure the best angle of signal reception in the take off phase because the tracker won t start tracking unless the plane leaves you 10 meters away Take off your plane now Once the plane leaves the tracker 10 meters away the red LED on the tracker turns off and the tracker immediately starts continuous tracking the track will not stop tra...

Page 13: ...Hard iron calibration Press the Cal button Press the Cal button the green light will be on in 2 seconds The tracker starts to rotate for a while automatically to calibrate itself Please wait until the green light is off which means the calibration is done The tracker will stay in a random direction after calibration North calibration Turn the tracker in the new north direction and press the North ...

Page 14: ...track once the target moves 10 meters away North Yellow Light Blinking The tracker is executing the North calibration CAL Green Light On The tracker is executing the hard iron calibration How to use the auxiliary channels of the tracker There is 1 auxiliary channel available in a 6 channels tracker And there are 7 auxiliary channels available in a 12 channels one Users can use these auxiliary chan...

Page 15: ... 1 to 7 map to PIN 1 to PIN 7 of the 7pin plug CAUTION The maximum current allowed for each channel is 2A Don t exceed this limit or the slip ring will be damaged Setup and operation of the AATDriver Common functions and operations of the AATDriver Function How to operate Remark Toggle between MFD mode and VGPS mode Hold down the HOME button to power on After power on the yellow LED or the red LED...

Page 16: ...rrently under test mode Blinking Downlink data is received successfully GPS Yellow Light Off GPS is not fixed On GPS is in a perfect status 10 or more satellites are locked Blinking Indicating GPS status The faster the blink frequency the more satellites locked The relationship between the blink frequency and the number of the locked satellites 0 5HZ 1 3 satellites 1HZ 4 5 satellites 2HZ 6 7 satel...

Page 17: ... You must jailbreak your iPad to connect to the AATDriver 2 Install the MotionX HD software 3 Install the BTStack GPS software and connect the AATDriver after discover it make sure the AATDriver is in VGPS mode The connection password is 1234 The BTStack GPS should be able to correctly read coordinates from the AATDriver 4 Press the HOME key on iPad and then run the MotionX HD to check and record ...

Page 18: ...The FDStaion software can be downloaded from http www myflydream com Help1 aspx After installing and running the software search for the AATDriver and use 1234 as password to establish a connection Here are some screenshots of the FDStaion software DataView PathView ...

Page 19: ...de 7 OSD Functions The TeleFlyOSD provides OSD functions that can overlay the flight information on the camera videos See Connection Diagram A in Chapter 4 for specific connection The three pinouts of the OSD video signal interface part No 2 in the following picture are defined as follows A Video In B Gnd C Video Out Video input Connected to the camera Ground Video output Connected to the AV Trans...

Page 20: ...ou can see the following pictures on the video monitor after the TeleFlyOSD is started The reading meaning of various parts in the picture has been marked Each time you press the SetHome button the flying time is reset to 0 Before you press the SetHome button the distance to home is not available and displayed as N A By pressing the UP switch you can enter to view the GPS status data interface By ...

Page 21: ...To change options use the UP and DOWN buttons to move the marker to the appropriate option and press the SET button ...

Page 22: ...the azimuth of the plane The intensity of the earth magnetic field is very weak and varies dependent on the region which is generally about 0 6 gauss And the various electronic devices and ferromagnetic substances in the tracker may generate magnetic fields sufficient to affect the accuracy of the tracker e g the steering gear and built in motor using permanent magnet Magnetic fields generated by ...

Page 23: ...If all aspects are normal it is usually unnecessary to make the true north calibration General users should not use this feature 3 Q How to make the data downlink more reliable A MFD AAT uses the audio channels to transmit data A clean noise free audio channel with appropriate level can make the data transmission more reliable It is suggested the peak to peak value of audio output level of the ima...

Page 24: ... MyFlyDream website www MyFlyDream com The Post discussing the tracker on RCGroups com http www rcgroups com forums showthread php t 1159128 Tracking demo video of the tracker http v youku com v_show id_XMjU4OTI0NzQ0 html ...

Page 25: ...e Audio output connect to the audio input of the AV transmitter 2 Black GND Connect to negative pole of the battery 3 Black GND Connect to negative pole of the battery 4 N A 5V output Used to supply power to a 5V GPS 5 N A Null Used for avoid a misconnect 6 Red Power supply Connect to 6 13V DC power 7 Blue SetHome Connect to the SetHome Switch 8 Black GND Connect to negative pole of the battery ...

Page 26: ...9 Orange 3 3V output Used to supply power to a 5V GPS 10 Green Data Input Connect to the GPS data output ...

Page 27: ...Name Description 1 VCC 3 3V Power input 2 GND Ground 3 TX Data output TTL level 4 5 6 VBackup Backup battery supply voltage Connection Diagram CAUTION GPS PIN 1 and PIN 6 MUST be connected to 3 3V This GPS doesn t work without PIN 6 connecting to VCC Current Consume 70ma ...

Page 28: ...spx Connect the USB programmer to the update socket of the TeleFlyOSD Run this file Insert the USB programmer into the computer and wait for the driver to automatically update Please allow the appropriate permissions of the firewall After the driver is successfully installed you can see the program interface change from gray to coloured ...

Page 29: ... Click the LoadProject button to open the firmware to be updated e g TeleFlyOSD_v1_1 xwpprj ...

Page 30: ... Click the AUTO button and wait for about 20 seconds until the update is done ...

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